Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568872 | Connection member for friction stir welding | Takeshi Kawasaki, Hideyuki Nakamura | 2003-05-27 |
| 6532712 | Structural body and method of manufacture thereof | Takeshi Kawasaki, Masakuni Ezumi, Masaki Yono | 2003-03-18 |